[systemd-devel] bootchart issues on slow hardware

Colin Guthrie gmane at colin.guthr.ie
Mon Mar 18 04:07:18 PDT 2013

'Twas brillig, and Kay Sievers at 18/03/13 10:42 did gyre and gimble:
> On Mon, Mar 18, 2013 at 5:06 AM, Zbigniew Jędrzejewski-Szmek
> <zbyszek at in.waw.pl> wrote:
>> On Sun, Mar 17, 2013 at 02:54:01PM +0100, Kay Sievers wrote:
>>> Here is a chart:
>>>   http://people.freedesktop.org/~kay/bootchart-20130317-1434.svg
>>> Rotating media and really cheap hardware looks very sad, and we take
>>> like 5 times longer to boot than Windows 8.
>> Why is systemd taking ~5 s, and udev > 3 s of cpu time? Maybe there's
>> something wrong here. Unfortunately it's hard to say what udev is waiting
> That's just the world of slow CPUs and rotating disks. Maybe
> developers should be forced to hack on such machines only. :)

That's likely too cruel. Maybe just hack one day a week on such machines :)



Colin Guthrie

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